Finding the Fourth Proportional to 7,347.00, 10,139.49 and 4,160.86

Step by Step Solution

1. Step 1: Write the proportion equation
   7,347.00 : 10,139.49 = 4,160.86 : x
2. Step 2: Convert to fraction form
   7,347.00/10,139.49 = 4,160.86/x
3. Step 3: Cross multiply
   7,347.00x = 10,139.49 × 4,160.86
4. Step 4: Simplify right side
   7,347.00x = 42,188,983.41
5. Step 5: Solve for x
   x = 42,188,983.41/7,347.00
6. Step 6: Final answer
   x = 5,742.34